1. Physikalisches Institute and Center for Soft Nanoscience, Westfälische Wilhelms-Universität Münster, Busse-Peus-Strasse 10, 48149 Münster, Germany
2. NanoAnalytics GmbH, Heisenbergstraße 11, D-48149 Münster, Germany
3. MEET─Münster Electrochemical Energy Technology, Correnstrasse 46, 48149 Münster, Germany